From 74a79fff3aa1374e6dc5ef75deb8f216cb3136c9 Mon Sep 17 00:00:00 2001
From: Michael Bebenita <mbebenita@mozilla.com>
Date: Wed, 28 Jul 2010 16:58:17 -0700
Subject: Add a bunch of comm tests.

---
 src/Makefile                     |  5 +++++
 src/test/run-pass/task-comm-2.rs | 14 +++++++------
 src/test/run-pass/task-comm-6.rs | 36 ++++++++++++++++++++++++++++++++
 src/test/run-pass/task-comm-7.rs | 44 ++++++++++++++++++++++++++++++++++++++++
 src/test/run-pass/task-comm-8.rs | 44 ++++++++++++++++++++++++++++++++++++++++
 src/test/run-pass/task-comm-9.rs | 30 +++++++++++++++++++++++++++
 6 files changed, 167 insertions(+), 6 deletions(-)
 create mode 100644 src/test/run-pass/task-comm-6.rs
 create mode 100644 src/test/run-pass/task-comm-7.rs
 create mode 100644 src/test/run-pass/task-comm-8.rs
 create mode 100644 src/test/run-pass/task-comm-9.rs

diff --git a/src/Makefile b/src/Makefile
index 09fa0302..c9081b8c 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -374,6 +374,7 @@ TEST_XFAILS_X86 :=  test/run-pass/bind-obj-ctor.rs \
                     test/run-pass/task-comm-2.rs \
                     test/run-pass/task-comm-3.rs \
                     test/run-pass/task-comm-5.rs \
+                    test/run-pass/task-comm-6.rs \
                     test/compile-fail/bad-recv.rs \
                     test/compile-fail/bad-send.rs \
                     test/compile-fail/infinite-tag-type-recursion.rs \
@@ -479,6 +480,10 @@ TEST_XFAILS_LLVM := $(addprefix test/run-pass/, \
                       task-comm-3.rs \
                       task-comm-4.rs \
                       task-comm-5.rs \
+                      task-comm-6.rs \
+                      task-comm-7.rs \
+                      task-comm-8.rs \
+                      task-comm-9.rs \
                       threads.rs \
                       type-sizes.rs \
                       u8-incr.rs \
diff --git a/src/test/run-pass/task-comm-2.rs b/src/test/run-pass/task-comm-2.rs
index 9151c7b1..9c85da34 100644
--- a/src/test/run-pass/task-comm-2.rs
+++ b/src/test/run-pass/task-comm-2.rs
@@ -1,8 +1,8 @@
-fn main() -> () {
-   log "===== THREADS =====";
-   test00(true);
-   log "====== TASKS ======";
-   test00(false);
+fn main() -> () {    
+    log "===== THREADS =====";
+    test00(true);
+    log "====== TASKS ======";
+   // test00(false);
 }
 
 fn start(int task_number) {
@@ -15,7 +15,7 @@ fn start(int task_number) {
 }
     
 fn test00(bool create_threads) {
-    let int number_of_tasks = 32;
+    let int number_of_tasks = 0;
     
     let int i = 0;
     let vec[task] tasks = vec();
@@ -31,4 +31,6 @@ fn test00(bool create_threads) {
     for (task t in tasks) {
         join t;
     }
+    
+    log "Joined all task.";
 }
\ No newline at end of file
diff --git a/src/test/run-pass/task-comm-6.rs b/src/test/run-pass/task-comm-6.rs
new file mode 100644
index 00000000..c579a98c
--- /dev/null
+++ b/src/test/run-pass/task-comm-6.rs
@@ -0,0 +1,36 @@
+io fn main() -> () {
+   test00();
+}
+
+io fn test00() {
+    let int r = 0;    
+    let int sum = 0;
+    let port[int] p = port();
+    
+    let chan[int] c0 = chan(p);
+    let chan[int] c1 = chan(p);
+    let chan[int] c2 = chan(p);
+    let chan[int] c3 = chan(p);
+    
+    let int number_of_messages = 1000;
+
+    let int i = 0;
+    while (i < number_of_messages) {
+        c0 <| i;
+        c1 <| i;
+        c2 <| i;
+        c3 <| i;
+        i += 1;
+    }
+
+    i = 0;
+    while (i < number_of_messages) {
+        r <- p; sum += r;
+        r <- p; sum += r;
+        r <- p; sum += r;
+        r <- p; sum += r;
+        i += 1;
+    }
+    
+    check (sum == 4 * ((number_of_messages * (number_of_messages - 1)) / 2));
+}
\ No newline at end of file
diff --git a/src/test/run-pass/task-comm-7.rs b/src/test/run-pass/task-comm-7.rs
new file mode 100644
index 00000000..bb59807d
--- /dev/null
+++ b/src/test/run-pass/task-comm-7.rs
@@ -0,0 +1,44 @@
+io fn main() -> () {
+   test00();
+}
+
+io fn test00_start(chan[int] c, int start, int number_of_messages) {
+    let int i = 0;
+    while (i < number_of_messages) {
+        c <| start + i;
+        i += 1;
+    }    
+}
+
+io fn test00() {
+    let int r = 0;    
+    let int sum = 0;
+    let port[int] p = port();
+    let int number_of_messages = 10;
+        
+    let task t0 = spawn test00_start(chan(p), 
+                        number_of_messages * 0, number_of_messages);
+    let task t1 = spawn test00_start(chan(p), 
+                        number_of_messages * 1, number_of_messages);
+    let task t2 = spawn test00_start(chan(p), 
+                        number_of_messages * 2, number_of_messages);
+    let task t3 = spawn test00_start(chan(p), 
+                        number_of_messages * 3, number_of_messages);
+    
+    let int i = 0;
+    while (i < number_of_messages) {
+        r <- p; sum += r;
+        r <- p; sum += r;
+        r <- p; sum += r;
+        r <- p; sum += r;
+        i += 1;
+    }
+            
+    join t0;
+    join t1;
+    join t2;
+    join t3;
+    
+    check (sum == (((number_of_messages * 4) * 
+                   ((number_of_messages * 4) - 1)) / 2));
+}
\ No newline at end of file
diff --git a/src/test/run-pass/task-comm-8.rs b/src/test/run-pass/task-comm-8.rs
new file mode 100644
index 00000000..c5f73a3f
--- /dev/null
+++ b/src/test/run-pass/task-comm-8.rs
@@ -0,0 +1,44 @@
+io fn main() -> () {
+   test00();
+}
+
+io fn test00_start(chan[int] c, int start, int number_of_messages) {
+    let int i = 0;
+    while (i < number_of_messages) {
+        c <| start + i;
+        i += 1;
+    }    
+}
+
+io fn test00() {
+    let int r = 0;    
+    let int sum = 0;
+    let port[int] p = port();
+    let int number_of_messages = 10;
+        
+    let task t0 = spawn thread test00_start(chan(p), 
+                               number_of_messages * 0, number_of_messages);
+    let task t1 = spawn thread test00_start(chan(p), 
+                               number_of_messages * 1, number_of_messages);
+    let task t2 = spawn thread test00_start(chan(p), 
+                               number_of_messages * 2, number_of_messages);
+    let task t3 = spawn thread test00_start(chan(p), 
+                               number_of_messages * 3, number_of_messages);
+    
+    let int i = 0;
+    while (i < number_of_messages) {
+        r <- p; sum += r;
+        r <- p; sum += r;
+        r <- p; sum += r;
+        r <- p; sum += r;
+        i += 1;
+    }
+            
+    join t0;
+    join t1;
+    join t2;
+    join t3;
+    
+    check (sum == (((number_of_messages * 4) * 
+                   ((number_of_messages * 4) - 1)) / 2));
+}
\ No newline at end of file
diff --git a/src/test/run-pass/task-comm-9.rs b/src/test/run-pass/task-comm-9.rs
new file mode 100644
index 00000000..e6ca84f5
--- /dev/null
+++ b/src/test/run-pass/task-comm-9.rs
@@ -0,0 +1,30 @@
+io fn main() -> () {
+   test00();
+}
+
+io fn test00_start(chan[int] c, int number_of_messages) {
+    let int i = 0;
+    while (i < number_of_messages) {
+        c <| i;
+        i += 1;
+    }    
+}
+
+io fn test00() {
+    let int r = 0;    
+    let int sum = 0;
+    let port[int] p = port();
+    let int number_of_messages = 10;
+        
+    let task t0 = spawn thread test00_start(chan(p), number_of_messages);
+    
+    let int i = 0;
+    while (i < number_of_messages) {
+        r <- p; sum += r; log (r);
+        i += 1;
+    }
+            
+    join t0;
+    
+    check (sum == (number_of_messages * (number_of_messages - 1)) / 2);
+}
\ No newline at end of file
-- 
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